KR100875393B1 - 가변 공진기 - Google Patents

가변 공진기 Download PDF

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Publication number
KR100875393B1
KR100875393B1 KR1020060108220A KR20060108220A KR100875393B1 KR 100875393 B1 KR100875393 B1 KR 100875393B1 KR 1020060108220 A KR1020060108220 A KR 1020060108220A KR 20060108220 A KR20060108220 A KR 20060108220A KR 100875393 B1 KR100875393 B1 KR 100875393B1
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KR
South Korea
Prior art keywords
resonator
line
input
switch
variable
Prior art date
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Expired - Fee Related
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KR1020060108220A
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English (en)
Korean (ko)
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KR20070049563A (ko
Inventor
구니히로 가와이
아츠시 후쿠다
히로시 오카자키
쇼이치 나라하시
Original Assignee
가부시키가이샤 엔.티.티.도코모
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Publication of KR20070049563A publication Critical patent/KR20070049563A/ko
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Publication of KR100875393B1 publication Critical patent/KR100875393B1/ko
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/201—Filters for transverse electromagnetic waves
    • H01P1/203—Strip line filters
    • H01P1/2039—Galvanic coupling between Input/Output
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P7/00—Resonators of the waveguide type
    • H01P7/08—Strip line resonators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/201—Filters for transverse electromagnetic waves
    • H01P1/2013—Coplanar line filters
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/201—Filters for transverse electromagnetic waves
    • H01P1/203—Strip line filters
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/201—Filters for transverse electromagnetic waves
    • H01P1/203—Strip line filters
    • H01P1/20327—Electromagnetic interstage coupling
    • H01P1/20354—Non-comb or non-interdigital filters
    • H01P1/20381—Special shape resonators

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
KR1020060108220A 2005-11-08 2006-11-03 가변 공진기 Expired - Fee Related KR100875393B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2005323451A JP4634912B2 (ja) 2005-11-08 2005-11-08 可変共振器
JPJP-P-2005-00323451 2005-11-08

Publications (2)

Publication Number Publication Date
KR20070049563A KR20070049563A (ko) 2007-05-11
KR100875393B1 true KR100875393B1 (ko) 2008-12-23

Family

ID=37762497

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020060108220A Expired - Fee Related KR100875393B1 (ko) 2005-11-08 2006-11-03 가변 공진기

Country Status (6)

Country Link
US (1) US7825754B2 (https=)
EP (1) EP1783854B1 (https=)
JP (1) JP4634912B2 (https=)
KR (1) KR100875393B1 (https=)
CN (1) CN1964130B (https=)
DE (1) DE602006001825D1 (https=)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7589604B2 (en) * 2006-12-01 2009-09-15 Broadcom Corporation Selectable notch filter
KR101408735B1 (ko) * 2007-11-01 2014-06-19 삼성전자주식회사 튜너블 공진기 및 튜너블 필터
US7944330B2 (en) * 2008-03-06 2011-05-17 Funai Electric Co., Ltd. Resonant element and high frequency filter, and wireless communication apparatus equipped with the resonant element or the high frequency filter
US20100090784A1 (en) * 2008-10-10 2010-04-15 Jeffrey Brian Barner Programmable Tunable Filter Waveguide
JP5294013B2 (ja) * 2008-12-25 2013-09-18 富士通株式会社 フィルタ、通信モジュール、および通信装置
US8106728B2 (en) * 2009-04-15 2012-01-31 International Business Machines Corporation Circuit structure and design structure for an optionally switchable on-chip slow wave transmission line band-stop filter and a method of manufacture
JP5428771B2 (ja) * 2009-11-06 2014-02-26 富士通株式会社 可変分布定数線路、可変フィルタ、および通信モジュール
US8704618B2 (en) * 2011-01-03 2014-04-22 Valentine Research, Inc. Microwave filter
US20130328645A1 (en) * 2012-06-08 2013-12-12 International Business Machines Corporation Plating Stub Resonance Shift with Filter Stub Design Methodology
US9464994B2 (en) 2013-07-30 2016-10-11 Clemson University High sensitivity tunable radio frequency sensors
US9160046B2 (en) 2013-12-19 2015-10-13 Lenovo Enterprise Solutions (Singapore) Pte. Ltd. Reduced EMI with quarter wavelength transmission line stubs
US20170245361A1 (en) * 2016-01-06 2017-08-24 Nokomis, Inc. Electronic device and methods to customize electronic device electromagnetic emissions
US9979063B2 (en) * 2016-02-12 2018-05-22 Huawei Technologies Cananda Co., Ltd. Rod-switched tunable filter
JP7394584B2 (ja) * 2019-10-29 2023-12-08 三菱電機株式会社 振幅イコライザ

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6043727A (en) 1998-05-15 2000-03-28 Hughes Electronics Corporation Reconfigurable millimeterwave filter using stubs and stub extensions selectively coupled using voltage actuated micro-electro-mechanical switches
US6552626B2 (en) 2000-01-12 2003-04-22 Raytheon Company High power pin diode switch

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01200726A (ja) * 1988-02-04 1989-08-11 Matsushita Electric Ind Co Ltd アンテナ共用器
FI97923C (fi) 1995-03-22 1997-03-10 Lk Products Oy Portaittain säädettävä suodatin
JP3050090B2 (ja) * 1995-06-20 2000-06-05 株式会社村田製作所 誘電体フィルタ
US5808527A (en) 1996-12-21 1998-09-15 Hughes Electronics Corporation Tunable microwave network using microelectromechanical switches
JP3175763B2 (ja) * 1998-10-06 2001-06-11 日本電気株式会社 マイクロ波発振器
JP2000101380A (ja) * 1998-09-25 2000-04-07 Murata Mfg Co Ltd 共振回路、フィルタ、送受共用器および通信装置
EP1035648A3 (en) 1999-03-10 2000-12-27 Matsushita Electric Industrial Co., Ltd. A band switching filter using a surface acoustic wave resonator and an antenna duplexer using the same
US6452465B1 (en) * 2000-06-27 2002-09-17 M-Squared Filters, Llc High quality-factor tunable resonator
JP2002335109A (ja) * 2001-05-09 2002-11-22 Tdk Corp 共振器
JP2003023304A (ja) * 2001-07-06 2003-01-24 Clarion Co Ltd マイクロ波フィルタ
US7292124B2 (en) 2004-02-03 2007-11-06 Ntt Docomo, Inc. Variable resonator and variable phase shifter
JP3841305B2 (ja) * 2004-02-03 2006-11-01 株式会社エヌ・ティ・ティ・ドコモ 可変共振器及び可変移相器
JP4638711B2 (ja) 2004-10-27 2011-02-23 株式会社エヌ・ティ・ティ・ドコモ 共振器
US7382213B2 (en) * 2005-01-28 2008-06-03 Northrop Grumman Corporation Monolithically integrated switchable circuits with MEMS
JP4585337B2 (ja) 2005-03-14 2010-11-24 株式会社エヌ・ティ・ティ・ドコモ バイアス回路

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6043727A (en) 1998-05-15 2000-03-28 Hughes Electronics Corporation Reconfigurable millimeterwave filter using stubs and stub extensions selectively coupled using voltage actuated micro-electro-mechanical switches
US6552626B2 (en) 2000-01-12 2003-04-22 Raytheon Company High power pin diode switch

Also Published As

Publication number Publication date
CN1964130B (zh) 2013-11-13
DE602006001825D1 (de) 2008-08-28
EP1783854B1 (en) 2008-07-16
US7825754B2 (en) 2010-11-02
JP2007134781A (ja) 2007-05-31
EP1783854A1 (en) 2007-05-09
CN1964130A (zh) 2007-05-16
KR20070049563A (ko) 2007-05-11
US20070103261A1 (en) 2007-05-10
JP4634912B2 (ja) 2011-02-16

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